Finding the Fourth Proportional to 2,687,365.24, 3,708,985.22 and 1,584,917.82
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Solution
The fourth proportional to 2,687,365.24, 3,708,985.22 and 1,584,917.82 is: 2,187,434.99
Step by Step Solution
- Step 1: Write the proportion equation
2,687,365.24 : 3,708,985.22 = 1,584,917.82 : x - Step 2: Convert to fraction form
2,687,365.24/3,708,985.22 = 1,584,917.82/x - Step 3: Cross multiply
2,687,365.24x = 3,708,985.22 × 1,584,917.82 - Step 4: Simplify right side
2,687,365.24x = 5,878,436,769,294.62 - Step 5: Solve for x
x = 5,878,436,769,294.62/2,687,365.24 - Step 6: Final answer
x = 2,187,434.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.